[PATCH 1/6] powerpc/spufs: simplify spufs core dumping

Jeremy Kerr jk at ozlabs.org
Tue Apr 7 10:01:16 AEST 2020


Hi Christoph,

> Replace the coredump ->read method with a ->dump method that must call
> dump_emit itself.  That way we avoid a buffer allocation an messing with
> set_fs() to call into code that is intended to deal with user buffers.
> For the ->get case we can now use a small on-stack buffer and avoid
> memory allocations as well.

That looks much better, thanks!

Reviewed-by: Jeremy Kerr <jk at ozlabs.org>

However, I no longer have access to hardware to test this on. Michael,
are the coredump tests in spufs-testsuite still alive?

Cheers,


Jeremy



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